Design of Steel Structure
Study the following statements.i) Top lateral bracing prevents the sidesway buckling of the chord.ii) Sway bracing keeps the rectangular shape of the bridge cross-section.iii) Sway bracing transfers the load from top of end posts to bearings.The correct answer is

all (i), (ii) and (iii)
both (i) and (iii)
both (i) and (ii)
only (i)

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Design of Steel Structure
The mechanism method and the statical method give

upper and lower bounds respectively on the strength of structure
upper bound on the strength of structure
lower bound on the strength of structure
lower and upper bounds respectively on the strength of structure

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Design of Steel Structure
In a gusseted base, when the end of the column is machined for complete bearing on the base plate, then the axial load is assumed to be transferred to base plate

75% by direct bearing and 25% through fastenings
Fully through fastenings
Fully by direct bearing
50% by direct bearing and 50% through fastenings

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